	<div *ngIf="hero">
	  <h2>{{hero.name}} details!</h2>
	  <div><label>id: </label>{{hero.id}}</div>
	  <div>
	    <label>name: </label>
	    <input [(ngModel)]="hero.name" placeholder="name"/>
		</div>
			<button (click)="goBack()">Back</button>
			<button (click)="save()">Save</button>

	</div>